From: "Norman Zhang" <nzhang@arkon-group.com>
To: linux-raid@vger.kernel.org
Subject: Re: RAID1 removal
Date: Fri, 20 Jun 2003 14:20:49 -0700 [thread overview]
Message-ID: <bcvtr9$a3i$1@main.gmane.org> (raw)
In-Reply-To: bcvdhn$r0f$1@main.gmane.org
system_lists@nullzone.org wrote:
> You just need change the disk now and use the 'hotadd' tool to
> insert the new one into the raid. I think could be great
> update the file /etc/raidtab too.
So I don't need to remove drive from /proc/scsi/scsi?
> About you are looking in /proc/mdstat ... you see only a disk on a 2
> disk raid. Where is the second one? out ... u got that using the
> setfaulty...
The faulty disk is still in the chassis. I pull the disk out by accident and
stuck it back in afterwards 8( But I did set raidsetfaulty after that as
described below.
Regards,
Norman
>> I tried to remove a hot-swap RAID1 SCSI disk from the chassis. So I
>> issued the following command
>>
>>> raidsetfaulty /dev/md4 /dev/sdd6
>>> raidhotremove /dev/md4 /dev/sdd6
>>
>> But got the following message,
>>
>> /dev/md4: cannot hot-remove disk: disk is not in array!
>>
>> So I presume the disk is offline or something, and issued the
>> following command
>>
>> echo "scsi remove-single-device 1 0 3 0" > /proc/scsi/scsi
>>
>> When I checked the newly created /proc/scsi/scsi, the device is
>> still listed in the file. I checked /proc/mdstat and saw the
>> following
>>
>> md4: active raid1 scsi/host1/bus0/target2/lun0/part6[0]
>> 521984 blocks [2/1][U_]
>>
>> How do I remove the device, so I can add a new device to reconstruct
>> the array again? Please give me a few pointers?
next prev parent reply other threads:[~2003-06-20 21:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-20 16:42 RAID1 removal Norman Zhang
2003-06-20 21:20 ` Norman Zhang [this message]
2003-06-23 18:35 ` Norman Zhang
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